Allocation of Resources Without Limits or Throttling Affecting matrix-synapse package, versions [,1.106.0)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-PYTHON-MATRIXSYNAPSE-8454894
  • published4 Dec 2024
  • disclosed3 Dec 2024
  • creditUnknown

Introduced: 3 Dec 2024

CVE-2024-37302  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade matrix-synapse to version 1.106.0 or higher.

Overview

matrix-synapse is an ecosystem for open federated Instant Messaging and VoIP.

Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the media download process. An attacker can induce the server to download and cache large amounts of remote media, leading to disk space exhaustion by sending repeated requests for large files.

Note:

This is only exploitable if the server has not implemented sufficient rate limiting or file size restrictions.

CVSS Scores

version 4.0
version 3.1